16-letter words containing d, e, l, a, r, o
- educational park — a group of elementary and high schools, usually clustered in a parklike setting and having certain facilities shared by all grades, that often accommodates students from a large area.
- electrohydraulic — Relating to electrohydraulics.
- endocranial cast — a cast made of the inside of a cranial cavity to show the size and shape of the brain: used esp in anthropology
- entente cordiale — a friendly understanding between political powers: less formal than an alliance
- ethinylestradiol — A derivative of 17\u03b2-estradiol, the major endogenous estrogen in humans, used in oral contraceptives.
- extension ladder — a ladder that can be made longer by pulling out an extra section
- external auditor — sb brought in to check financial records
- extradimensional — (jargon, science fiction) Originating outside the known physical reality of the universe.
- false beechdrops — either of two parasitic or saprophytic plants of the genus Monotropa, especially the tawny or reddish M. hypopithys (false beechdrops) of eastern North America.
- false dragonhead — a North American plant, Physostegia virginiana, of the mint family, having a spike of tubular, two-lipped, pink or white flowers.
- feedback control — (electronics) A control system which monitors its effect on the system it is controlling and modifies its output accordingly. For example, a thermostat has two inputs: the desired temperature and the current temperature (the latter is the feedback). The output of the thermostat changes so as to try to equalise the two inputs. Computer disk drives use feedback control to position the read/write heads accurately on a recording track. Complex systems such as the human body contain many feedback systems that interact with each other; the homeostasis mechanisms that control body temperature and acidity are good examples.
- feel constrained — If you feel constrained to do something, you feel that you must do it, even though you would prefer not to.
- feel-good factor — When journalists refer to the feel-good factor, they mean that people are feeling hopeful and optimistic about the future.
- feme-sole trader — a married woman who is entitled to carry on business on her own account and responsibility, independently of her husband.
- firework display — a public event at which fireworks are set alight
- flamborough head — a chalk promontory in NE England, on the coast of the East Riding of Yorkshire
- flat-bed plotter — a mechanized drafting device, usually computer driven, incorporating a moving pen whose horizontal and vertical range in two dimensions is limited only by the size of the bed of the device.
- flatheaded borer — the larva of a metallic wood-boring beetle, having an expanded and flattened anterior end.
- floridean starch — the storage polysaccharide of red algae.
- follow-my-leader — a game in which the players must repeat the actions of the leader
- food intolerance — an intolerance of a specific type of food, causing an adverse reaction
- forward delivery — delivery at a future date.
- four-deal bridge — a version of bridge in which four hands only are played, the players then cutting for new partners
- four-dimensional — of a space having points, or a set having elements, which require four coordinates for their unique determination.
- franz josef land — an archipelago in the Arctic Ocean, E of Spitzbergen and N of Novaya Zemlya: belongs to the Russian Federation.
- freeboard length — the length of a vessel, measured on the summer load line from the fore side of the stem to some part of the stern, usually the after side of the rudderpost.
- fringed polygala — a North American milkwort, Polygala paucifolia, having flowers with purplish-pink, winglike petals and a fringed tube.
- front-end loader — a loader having a shovel or bucket at the end of an articulated arm located at the front of the vehicle.
- funeral director — a person, usually a licensed embalmer, who supervises or conducts the preparation of the dead for burial and directs or arranges funerals.
- garbage disposal — A garbage disposal or a garbage disposal unit is a small machine in the kitchen sink that breaks down waste matter so that it does not block the sink.
- gasoline-powered — using gasoline as fuel
- glycosylceramide — (organic chemistry) Any glycosyl derivative of a ceramide.
- gold certificate — a former U.S. paper currency issued by the federal government for circulation from 1865 to 1933, equal to and redeemable for gold to a stated value.
- gold star mother — an American woman whose son or daughter has died while serving in the United States Armed Forces
- gold-of-pleasure — a yellow-flowered Eurasian plant, Camelina sativa, widespread as a weed, esp in flax fields, and formerly cultivated for its oil-rich seeds: family Brassicaceae (crucifers)
- golden parachute — an employment contract or agreement guaranteeing a key executive of a company substantial severance pay and other financial benefits in the event of job loss caused by the company's being sold or merged.
- golden rain tree — an ornamental tree, Koelreuteria paniculata, of the soapberry family, native to China and adjacent areas, having pinnate leaves, large clusters of fragrant yellow flowers, and inflated pods containing black seeds used as beads.
- governmentalized — Simple past tense and past participle of governmentalize.
- governors island — an island in New York Bay at the S end of the East River: U.S. military post. 2 sq. mi. (5 sq. km).
- great horned owl — a large, brown-speckled owl, Bubo virginianus, common in the Western Hemisphere, having prominent ear tufts.
- greater-doxology — Gloria in Excelsis Deo.
- grid declination — the angular difference between true north and grid north on a map
- grounded neutral — Grounded neutral is the situation in which the neutral wire of an electrical supply system is connected to ground.
- half life period — Physics. the time required for one half the atoms of a given amount of a radioactive substance to disintegrate.
- hardrock geology — (loosely) of or relating to igneous or metamorphic rocks, as in mining (hard-rock mining) and geology (hard-rock geology)
- head normal form — (theory, reduction) (HNF) A term describing a lambda expression whose top level is either a variable, a data value, a built-in function applied to too few arguments, or a lambda abstraction whose body is not reducible. I.e. the top level is neither a redex nor a lambda abstraction with a reducible body. An expression in HNF may contain redexes in argument postions whereas a normal form may not. Compare Weak Head Normal Form.
- heralds' college — a royal corporation in England, instituted in 1483, concerned chiefly with armorial bearings, genealogies, honors, and precedence.
- hermaphroditical — Alternative form of hermaphroditic.
- heteropalindrome — Something that spells something else when reversed, a semordnilap.
- hexahydroaniline — cyclohexylamine.